﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void Form1_Load(object sender, EventArgs e)
        {
            var sql = string.Format("SELECT * FROM Students  WHERE userName = '{0}' and userPwd= '{1}'", "小明", "12358");
            var dt = DBHelper.GetDataTable(sql);
            if (dt.Rows.Count == 1)
            {
                MessageBox.Show("登录成功！！");
            }
            else
            {
                MessageBox.Show("很遗憾，登录失败！！");
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            
        }
    }
}
